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| Web: | MayoMedicalLaboratories.com |
|---|---|
| Email: | mml@mayo.edu |
| Telephone: | 800.533.1710 |
| International: | 507.266.5700 |
| Values are valid only on day of printing. | |
Ethyl Alcohol is screened by an enzymatic method; positive
results are confirmed by Gas Chromatography (GC).
Drugs are screened by Immunoassay; positive results are
confirmed by Gas Chromatography with Mass Spectrometry
(GC/MS). The following threshold concentrations are used
for this analysis.
Drug Screening Threshold Confirmation Threshold
Ethyl Alcohol 0.020 gm/dL 0.020 gm/dL
Barbiturates 300 ng/mL 100 ng/mL
Benzodiazepines 100 ng/mL 75 ng/mL
Flunitrazepam 100 ng/mL 300 ng/mL
Test Performed By: Medtox Laboratories, Inc.
402 W. County Road D
St. Paul, MN 55112

